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Public contracts of Nantes Métropole · 2025

Programmation et d’assistance à la maîtrise d’ouvrage pour la création d’un centre d’histoire et des mémoires à Nantes

€48k
maximum contract amount over 5 years — what was paid on it is not published
Signed on 23 December 2025 · running until about December 2030 · 5 yrs
Ongoing23 Dec 2030

That is at most ~€10k a year on average: a maximum too.

Company selected

Co-SIngénierie, études techniques · registered office Paris (75020) · headcount 10 to 19 employees · SIREN 819394149

The competition

7 bids received

Median for this procedure in 2025: 3 bids, across 49612 comparable contracts. Simplified procedure · awarded to 1 company

Open data gives the contract holder and the number of bids. The identity of unsuccessful bidders is not published.

Number 386 by amount of the 512 contracts Nantes Métropole published for 2025.

Other contracts of Co-S in Nantes Métropole

Missions de programmation et d’assistance à maîtrise d’ouvrage…2026 · maximum over 2 years2.1€MMS 17 à l’AC 2023-85032-Missions de programmation…2026 · maximum over 2 years55€kMissions de programmation et d’assistance à maîtrise d’ouvrage…2025 · maximum over 2.5 years135€k
Contract details (procedure, price, amendments, lots)

Procedure : Adapted procedure: the lighter procedure allowed under the EU thresholds

Price : Forfaitaire

Published amendments : none

Subcontracting declared : yes

Environmental considerations : Critère environnemental

Contracts above €40,000 excluding VAT, as declared when they are awarded (DECP): contract amounts, not payments. Smaller contracts are not published; obviously wrong amounts are set aside.